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Home Recipes Course Snacks Bars & Balls Homemade Protein Bars {copycat RXBAR}
P Paleo GF Gluten-Free DF Dairy Free VG Vegetarian 30 Whole30

Homemade Protein Bars {copycat RXBAR}

Jump to Recipe Rate Recipe
Posted:1/13/21
Updated:1/18/23
homemade protein bars stacked on cooling rack
two photos of stacked homemade protein bars on cooling rack and cut up on counter

Showing you how to make homemade protein bars that are paleo-friendly – made with dates, nuts, egg white protein powder and different mix-ins for your favorite homemade RXBAR bar flavors.

stack of homemade protein bars on cooling rack

I did a thing: I made you HOMEMADE PROTEIN BARS! 

Actually, I made you four flavors.

Except these aren’t just any kind of protein bar… these are like homemade RXBARS. Have you heard of RXBAR? Tried them? They’re known for their simplistic packaging, calling out the ingredients on the front of their bar wrapper – it’s just dates, nuts, egg white protein and then other additional ingredients depending on the flavor.

Homemade Protein Bars with Dates and Nuts

Guess what? You can basically make the same thing as an RXBAR at home. 

I actually have my base recipe here, which is where I share the most simple version of this recipe. 

But I wanted to give you specific flavor options, show you how easy they’re made from start to finish plus some more tips and tricks so you’ll feel super confident making these homemade protein bars / energy bars / paleo protein bars – whatever you want to call them.

And you have 4 FLAVORS and WAYS to enjoy them in this one post.

homemade protein bars stacked on black cooling rack

Main ingredients needed

The three main ingredients needed for a homemade RXBAR recipe is:

  • Medjool dates – I like Medjool dates best because they’re thicker and juicer than others. Ratios may change if using other dates that are smaller or dry.
  • Nuts – You can really use a mix of nuts. For every recipe / flavor combination you need 2 cups of nuts. I like to use a mix of cashews, almonds, walnuts, pecans and peanuts, depending on the recipe. Peanuts are not paleo or Whole30® compliant so feel free to sub cashews or a mix when we get to the Peanut Butter Chocolate Chip flavor. 
  • Egg White Protein Powder – This is where most of your protein comes from in the recipe. Egg white protein <– linked to the one I use keeps this recipe paleo-friendly, Whole30® compliant and also vegetarian. I don’t have an equal 1:1 sub for another protein powder in this recipe. See more notes in the recipe card.
medjool dates, nuts and egg white protein powder on pan for homemade protein bars

You’ll also need water to help the mixture come together at the end. The rest of the ingredients and ratio of ingredients needed will depend on the flavor you’re making.

Don’t worry, we’ll go over everything. Just keep reading. 

How to Make Homemade Protein Bars (AKA copycat RXBARS)

First things first: you need a food processor or high powered blender to make these. The nuts are dates are best broken down with super sharp and powerful blades. A NutriBullet or standard blender won’t really cut it.

I’ll list each recipe flavor and ingredients needed but scroll down further for more flavor adaptations, notes and the recipe card.

homemade rxbar blueberry protein bars mixture in food processor

Pineapple Mango Protein Bars

how to make homemade pineapple mango rxbar with dates and nuts

Ingredients

  • 1 cup cashews
  • 1 cup almonds
  • 1 cup egg white protein powder
  • 10 large medjool dates, pitted
  • 2oz dried unsweetened mango
  • 2 oz dried unsweetened pineapple
  • 2-4 tbsp water, as needed

Steps

First the nuts get broken down with the egg white protein powder.

Then the dates and (soaked) dried mango plus pineapple get added to the bowl.

This is where the mixture almost comes together. And you’ll see just by adding tablespoons of water (usually 2-4 total) helps the protein bar mixture get sticky enough to where it will press into a pan.

how to make pineapple mango protein bars

Blueberry Protein Bars

ingredients for homemade rxbars blueberry flavor

Ingredients

  • 1 cup cashews
  • 1 cup walnuts
  • 1 cup egg white protein powder
  • 10 medjool dates
  • 1 cup dried unsweetened blueberries
  • 2-4 tbsp water, as needed

You can change out the nuts as you’d like. Process described above is the same!

Mint Chocolate Protein Bars

how to make mint chocolate homemade protein bars with dates and nuts

Ingredients

  • 1 cup walnuts
  • 1 cup cashews
  • 1 cup egg white protein powder
  • ⅓ cup cacao powder (or unsweetened cocoa but use “cacao” for video)
  • 18 large medjool dates
  • ½ tsp mint extract
  • 2-4 TBSP water, as needed

There isn’t any dried fruit added here so the amount of Medjool dates increases. You can also use a mix of nuts or even all walnuts. 

Peanut Butter Chocolate Chip Protein Bars

ingredients for homemade peanut butter protein bars with dates

Ingredients

  • 2 cups unsalted peanuts
  • 1 cup egg white protein powder
  • 18 large medjool dates
  • 3-5 TBSP water, as needed
  • ½ cup mini dairy-free chocolate chips

This flavor is not paleo (because, peanuts) but it sure is delicious and kind of doubles as a great treat! If you like peanut butter 😀 

Tips for making copycat RXBARs

  • While pulsing in the Medjool dates and other mix-ins (i.e. pineapple, mango, or blueberries) the mixture may look dry. Continue processing and being adding water one tablespoon at a time, letting the motor continue to run about 5 seconds in between each water addition. You *can* overmix these which will lead to a gummy and sticky texture. The mixture comes together in the pan as well once it is pressed together.
  • For the fruit based flavors, you don’t need as many Medjool dates because you’re adding in the dried fruit. 
  • Use a lightly oiled pastry roller for flattening out the mixture in the pan. The oil prevents the mixture from sticking to the wood. Wetting it will also help. Alternatively, you can take a square piece of parchment paper and flatten with your hands are a large flat measuring cup.
  • You can cut these homemade protein bars into 16 squares, 12 rectangles, or even shape them into balls or flatten into cookies. Note the nutrition per serving will change.
how to make mint chocolate homemade rxbars

Adaptations / Looking for more flavors?

  • For Chocolate Sea Salt: simply omit the mint extract from the Mint Chocolate flavor and top the bars with flaked sea salt before placing in fridge or freezer to set. 
  • For Apple Cinnamon: use the Blueberry flavor as your base but sub the dried blueberries for dried unsweetened apple slices (4oz) and add 1 tablespoon cinnamon. You could also use pecans as part of the nut mix for additional flavor. 
  • For Chocolate Coffee: Use this recipe already posted on my site.
  • For Mixed Berry: Use the Blueberry flavor as your base but use a mix of dried blueberries, dried raspberries and dried cranberries (equal  to 1 cup). I would opt for all cashews here or a mix of cashews and almonds.
ways to make homemade protein bars in different shapes

Once you have your base recipe, it’s fun to change it up! I hope you enjoy these homemade protein bars as much as we do!

Even more paleo homemade protein bar recipes

4-Ingredient Paleo Protein Bars

  • My original base recipe used to develop the four flavors in this post.

Pumpkin Spice Paleo Protein Bars

  • These ones use collagen peptides!

Coffee Cacao Date Nut Protein Bars

Banana Bread Date Nut Energy Bars

  • This recipe doesn’t call for egg white protein powder but you could add it in, you’d just need more water to get the mixture to come together. Or use 60 grams collagen peptides with no additional water.

Coffee Cashew Energy Balls

If you make any of these homemade protein bar recipes, I’d love to hear from you! Leave a review and comment on the blog below. It helps others learn more about the recipe too! Xx Ashley

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Homemade Protein Bars {copycat RXBAR}

homemade protein bars stacked on black cooling rack
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★★★★★

4.7 from 6 reviews

An easy way to make homemade protein bars with dates, nuts, egg white protein and your favorite mix-ins customizing your flavors. Think copycat RX BAR but homemade!

  • Author: Ashley
  • Prep Time: 35 minutes
  • Total Time: 35 minutes
  • Yield: 8x8 pan 1x
  • Category: snacks
  • Method: food processor
  • Cuisine: American
  • Diet: Gluten Free

Ingredients

Scale

Pineapple Mango

  • 1 cup cashews
  • 1 cup almonds
  • 1 cup egg white protein powder
  • 10 large Medjool dates, pitted
  • 2 ounces dried unsweetened mango
  • 2 ounces dried unsweetened pineapple
  • 2–4 tablespoons water, as needed

Blueberry

  • 1 cup cashews
  • 1 cup walnuts
  • 1 cup egg white protein powder
  • 10 Medjool dates
  • 1 cup dried unsweetened blueberries
  • 2–4 tablespoons water, as needed

Mint Chocolate

  • 1 cup walnuts
  • 1 cup cashews
  • 1 cup egg white protein powder
  • 1/3 cup cacao powder (or unsweetened cocoa powder)
  • 18 large Medjool dates
  • 1/2 teaspoon mint extract
  • 2–4 tablespoons water, as needed

Peanut Butter Chocolate Chip

  • 2 cups unsalted peanuts
  • 1 cup egg white protein powder
  • 18 large Medjool dates
  • 3–5 tablespoons water, as needed
  • 1/2 cup mini dairy-free chocolate chips

Instructions

Pineapple Mango

  • If dates or dried mango and pineapple are super dry, soak in warm water for 3-4 minutes then drain well.
  • Line a 8×8 pan with parchment paper (or use silicone pan), set aside.
  • In the bowl of your food processor with S blade, process almonds, cashews, and egg white protein until nuts have broken down into small pieces.
  • Add in pitted dates, dried mango and pineapple; process until combined–the mixture will look a little dry. With the motor running about 1 tablespoon of water at a time until mixture is sticky and everything comes together. Depending on if your dates were juicy or dry, you may need less or more water.
  • Once mixtures has come together and is sticky, transfer to lined 8×8 pan or silicone pan. Use slightly wet hands to press evenly into pan. I use his fun little pastry roller to make it extra flat.
  • Place pan in fridge for 1 hour, or freezer for 30 minutes before cutting into bars. Use large sharp knife and cutting board, cutting bars into 12 or 16 squares. 

Blueberry

  • Line a 8×8 pan with parchment paper (or use silicone pan), set aside.
  • In the bowl of your food processor with S blade, process cashews, walnuts and egg white protein until nuts have broken down into small pieces.
  • Add in pitted dates and dried blueberries; process until combined–the mixture will look a little dry. With the motor running about 1 tablespoon of water at a time until mixture is sticky and everything comes together. Depending on if your dates were juicy or dry, you may need less or more water.
  • Once mixtures has come together and is sticky, transfer to lined 8×8 pan or silicone pan. Use slightly wet hands to press evenly into pan. 
  • Place pan in fridge for 1 hour, or freezer for 30 minutes before cutting into bars. Use large sharp knife and cutting board, cutting bars into 12 or 16 squares, or roll into balls. 

Mint Chocolate

  • Line a 8×8 pan with parchment paper (or use silicone pan), set aside.
  • In the bowl of your food processor with S blade, process walnuts, cashews and egg white protein until nuts have broken down into small pieces.
  • Add in cacao powder, pitted dates and mint extract; process until combined.  With the motor running add about 1 tablespoon of water at a time until mixture is sticky and everything comes together. Depending on if your dates were juicy or dry, you may need less or more water.
  • Transfer to lined 8×8 pan or silicone pan. Use slightly wet hands to press evenly into pan or use pastry roller.
  • Place pan in fridge for 1 hour, or freezer for 30 minutes before cutting into bars. Use large sharp knife and cutting board, cutting bars into 12 or 16 squares. Or try rolling into tablespoon size balls.

Peanut Butter Chocolate Chip

  • Line a 8×8 pan with parchment paper (or use silicone pan), set aside.
  • In the bowl of your food processor with S blade, process peanuts and egg white protein until nuts have broken down. It won’t take much because the peanuts are already fairly small.
  • Add in pitted dates; process until combined–the mixture will look a little dry. With the motor running about 1 tablespoon of water at a time until mixture is sticky and everything comes together. Depending on if your dates were juicy or dry, you may need less or more water. I needed 5 tablespoons water here. Once the mixture has come together, remove the S blade and fold in chocolate chips. If using regular-sized morsels, feel free to pulse in. 
  • Transfer to lined 8×8 pan or silicone pan. Use slightly wet hands to press evenly into pan. 
  • Place pan in fridge for 1 hour, or freezer for 30 minutes before cutting into bars. Use large sharp knife and cutting board, cutting bars into 12 or 16 squares. Or roll into balls, press into cookie shape, etc.

Store bars covered in fridge for 2-3 weeks. Or in freezer for about 3 months.

Notes

I use a 12-cup Breville Food Processor. Recipe can be cut in half if you have a smaller bowl to work with. A regular blender will not work with this recipe. I did not test this recipe using a high powered blender (i.e. Vitamix, Blendtec, Wolf Gourmet, etc.) so the process may be slightly different but overall those machines should work for this recipe.

VEGAN IDEAS: You can omit the egg white protein powder and likely sub 1/2 cup of plant protein powder. I can’t vouch for these results as I did not test them this way, and you may need more liquid. Let me know if you try!

Nutrition info provided approximate and calculated using Pineapple Mango Flavor. If making into balls or smaller squares, it will change. Feel free to calculate other flavors using ingredients listed on  myfitnesspal(dot)com

PS. If you don’t feel like making your own protein bars at home, I actually do really enjoy RXBARs and all their fun flavors. You can find them here.

Nutrition

  • Serving Size: 1/12
  • Calories: 206
  • Sugar: 15g
  • Fat: 9g
  • Saturated Fat: 1g
  • Trans Fat: 0
  • Carbohydrates: 23g
  • Fiber: 4g
  • Protein: 10g

Keywords: homemade rxbar, homemade protein bars, paleo protein bar recipe

Did you make this recipe?

Tag @fitmittenkitchen on Instagram and hashtag it #fitmittenkitchen

And if you read through all these but still don’t feel like making your own, shop for RXBAR here.

About Ashley

"Ashley Walterhouse is the founder of Fit Mitten Kitchen, based in the Greater Lansing Area of Michigan, AKA “the Mitten.” Ashley grew up as a picky eater but later discovered that eating healthy was actually easy and fun. She started FMK in 2015 as a way to share her newfound love of developing healthier recipes for all to enjoy."

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  1. Susan Ray says

    10/23/2022 at 1:18 pm

    How come there is 2gram difference in protein from original RXBar?

    Reply
    • Ashley says

      10/24/2022 at 12:59 pm

      Hi Susan, I dot not know RXbar’s ratio of ingredients / their recipe formula, so I can’t really say. I just know the ingredients list and how to get the best texture with a homemade version 🙂

      Reply
  2. Darth Vader says

    11/2/2022 at 4:32 pm

    thank you! I’ve been spending a lot on bars. The force is strong with these recipes

    Reply
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