Creamy Red Beans and Rice with Caramelized Onions

Description
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Ingredients

 * 2 tablespoons butter
 * 1 large onion, sliced
 * 3 cups hot cooked rice (cooked in chicken broth)
 * 1 16-ounce can red kidney beans, drained
 * 1/2 cup sour cream
 * 1/2 cup grated Asiago cheese
 * 1/4 teaspoon freshly ground black pepper

Directions
Melt butter in large skillet over medium heat. Add onions; cook until onions begin to brown (about 8 minutes). Add rice, beans, sour cream, cheese and black pepper. Stir until well blended and cheese is melted.