Here’s a simple high-protein brownie bar recipe that’s fudgy, easy to make, and works well for meal prep.

High-Protein Brownie Bars

Ingredients

1 cup oat flour

1/2 cup chocolate protein powder

1/4 cup cocoa powder

1/3 cup peanut butter or almond butter

1/3 cup honey or maple syrup

2 eggs

1/2 cup Greek yogurt

1 tsp vanilla extract

1/2 tsp baking powder

Pinch of salt

1/4 cup dark chocolate chips (optional)

Instructions

Preheat oven to 175°C / 350°F.

Line a small baking pan (about 8×8 inch) with parchment paper.

In one bowl, mix:

oat flour

protein powder

cocoa powder

baking powder

salt

In another bowl, whisk:

eggs

peanut butter

honey

Greek yogurt

vanilla

Combine wet and dry ingredients until smooth.

Fold in chocolate chips if using.

Spread batter into the pan.

Bake for 18–22 minutes until the center is just set.

Cool completely before cutting into bars.

Approximate Nutrition (per bar, if cut into 8)

Protein: 10–14g

Calories: 170–220

Carbs: 15–20g

Fat: 7–10g

Optional Variations

Add instant coffee for deeper chocolate flavor.

Use banana instead of honey for a softer texture.

Add chopped nuts for crunch.

Use whey-casein blend protein for fudgier bars.

Storage

Fridge: up to 1 week

Freezer: up to 2 months

If you want, I can also give:

a no-bake version

eggless recipe

low-calorie cutting version

high-calorie bulking version