Beef Burritos with Monterey Jack Sauce
Cook mixture, covered, over moderate heat 15 to 17 minutes or until filling is thickened. Keep the filling warm, covered, over low heat.
In a small saucepan, combine Monterey Jack cheese, sour cream, chiles, and lemon juice. Heat over moderately low heat until cheese is melted and keep warm, covered. Do not let sauce boil.
Heat a dry 8-inch skillet and heat each tortilla, turning frequently, for 30 seconds or until soft. Transfer to a work surface. Spoon 1/4 of filling onto tortilla and roll up burrito.
Arrange filled burritos seam side down on platter and nap with sauce.