Spray a baking sheet with oil, and spread walnuts out in pan. Roast walnuts for 8 minutes, then turn, and roast for another 5. Watch carefully to ensure they do not burn. Remove from oven, and allow to cool. Chop coarsely using a nut chopper, or a sharp knife on a cutting board. Set aside.
1 cup walnuts
Instructions for banana nut muffins:
Adjust oven temperature to 400 F.
Line muffin pan with paper liners. We like to use the tall ones to give more space for batter and because they give a more bakery shop look! Spray the insides of the liners with oil.
spray oil
Whisk eggs and milk in a mixing bowl.
2 eggs, ¾ cup milk
Add in Sugar, salt and baking powder. Whisk to combine.
¼ cup sugar, ½ teaspoon salt, 2 teaspoon baking powder
Whisk in melted butter and flour until no lumps remain.
½ cup butter, 1 ¾ cups flour
Peel and cut up banana into a bowl. Smash with a fork. Stir bananas gently into the muffins. Do not over mix. Add 2/3 of the walnuts into the muffin batter. Add bananas gently into the muffins and stir to combine, being careful not to overmix.
3 bananas
Scoop the batter evenly into 12 cupcake liners using an ice-cream scoop. Sprinkle walnuts & turbinado sugar on top. Bake for 20 minutes, rotating halfway through. Muffins are done when they spring back after being lightly pressed.