Old School Muffin

What's for breakfast, Old School Muffins

Alton Brown's base recipe for muffins, man these things are awesome.

All purpose flour 11 oz

Baking powder 1/4 oz

Baking Soda 1/8 oz

Salt pinch

Sugar 3 3/4 oz

Veg oil 1/2 c

Whole egg, 1 large

Egg yolk, 1 large

Plain yogurt 1 c

1-2 cups extras, chips should only be one cup

Preheat 375

Mix dry, mix wet; add wet to dry. Mix only until flour is gone. Fill cups to top. Bake 18 to 20 minutes. 12 muffins

I have been thinking I could substitute 3/4 c mashed bananas for oil and reduce the yogurt to 3/4 c. Then add walnuts