Preheat oven 375F

In bowl cream together butter, sugar, and bananas. (Over ripe previously frozen bananas work well)

Add egg, baking soda, and flour. Beat until fairly smooth and fluffy.

Mix in chocolate chips and raisins.

Add paper baking cups to muffin tray. Spoon in batter to top of cup.

Bake in oven for 20 min or until golden brown.

Optional: Use 1 cup of any pref nuts, chocolate etc instead of chocolate chips and raisins. Note: Recipe can be doubled easily.