Calories per serving: 143 Fat grams per serving: 11 Approx. Cook Time: 0:05 Peel bananas and slice lengthwise and then in half crosswise. Heat butter in a skillet large enough to hold the bananas in a single layer. Place bananas in the skillet cut side down when the margarine is bubbling but not brown. Saute until golden, turning once; about two minutes per side. Drain on paper towels. Serve immediately.