Double Chocolate Streusel Muffins

INGREDIENTS

6 tbsp

butter

2/3 cup

semi-sweet chocolate chips (divided)

2 cups

flour (I used white wheat)

2/3 cup

sugar

1/3 cup

unsweetened cocoa powder

1 tbsp

baking powder

1/2 tsp

baking soda

1/4 tsp

salt (increase to 1/2 teaspoon if your butter is unsalted)

1 1/2 cups

buttermilk

egg

1 1/2 tsp

vanilla

1/4 cup

packed brown sugar (I used dark brown and it was amazing. But either is fine)

1 tsp

cinnamon

1/2 cup

chopped nuts (I used a mix of pecans and almonds)

1 tbsp

butter (melted)