Sweet Potato Brownies Recipe

Ingredients

• 1-1/2 cups sweet potato puree or canned pumpkin
• 3/4 cup sugar
• 1/2 cup creamy peanut butter
• 3 tablespoons canola oil
• 1 large egg, room temperature
• 1-1/2 teaspoons vanilla extract
• 2/3 cup baking cocoa
• 1/2 cup oat flour or gluten-free all-purpose baking flour (without xanthan gum)
• 1/2 teaspoon baking powder
• 1/2 teaspoon salt
• 1/2 cup dark chocolate chips or semisweet chocolate chips, divided
• 1/3 cup chopped walnuts, optional