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Recipes
14 Oct 2026

Sugar-Free Banana Bread with a Protein Boost

At RheinNatur, we have a (healthy) obsession with testing new recipes, especially for guilt-free snacks.

Today on the menu: a simple, sugar-free banana bread that sneaks in an extra hit of protein. It's naturally sweetened, made with whole-food oats, and comes together in about ten minutes of hands-on work. The hardest part is waiting for it to bake.

Why You'll Love This Recipe

  • Naturally sweet without refined sugar
  • Protein-packed - added whey makes it a satisfying post-workout snack
  • Honestly easy - one bow, one fork, a blender and a few minutes is all you need
  • Customizable to your liking - more protein? more chocolate? It's all up to you.

Ingredients

IngredientAmount
Oats250 g
Ripe bananas2
Eggs2
Whey Ppotein (chocolate, vanilla or neutral)30 g
Natural cocoa20 g
Baking soda1 tbsp

Preparation

  1. 1

    Blend the oats into a fine flour using a blender or food processor.

  2. 2

    Mash the bananas with a fork until smooth (a few small lumps are fine).

  3. 3

    Crack the eggs over the bananas, then add the ground oats, whey, cocoa, and baking soda.

  4. 4

    Mix everything together by hand or with a mixer until just combined.

  5. 5

    Pour the batter into a greased or lined baking tin.

  6. 6

    Bake at 180°C for about 30 minutes, or until a toothpick inserted in the center comes out clean.

  7. 7

    Cool for 10-15 minutes before slicing. It’s worth the wait.