Onion-Pepper Mixture for Beef Rolls

In a large skillet, heat 1 tablespoonoil over medium-high. Add onionsand peppers; cook, stirring occasionally,until beginning to brown,about 7 minutes. Season with saltand pepper and add 3/4 cup water;cover and simmer 3 minutes.Uncover and cook, stirring occasionally,until vegetables are soft andliquid has evaporated, 2 minutes.