Name: Zucchini Walnut Bran Muffins
Prep time: 10 min
Cook time: 20 min
Ingredients: 1/2 cup unprocessed wheat bran; 1/2 cup oat flour; 1 1/2 cups all purpose flour; 1 tsp baking powder; 1/2 tsp baking soda; 1/2 tsp salt; 1 cup buttermilk; 5 Tbsp unsalted butter (at room temperature); 1/2 cup dark brown sugar (packed); 2 extra-large eggs (at room temperature); 1 tsp pure vanilla extract; 1 cup grated zucchini; 1/2 cup chopped walnuts