Crockpot Hamburger Stroganoff

2 lb. hamburger, cooked and drained 2 med. onions, chopped 1 can beef consommé (or broth) 1 (4 oz.) can mushrooms, drained 3 Tbsp. tomato paste 2 garlic cloves, minced 1 tsp. salt 1/4 tsp. pepper 2 Tbsp. flour 1 cup sour cream Hot cooked noodle or rice Combine first 8 ingredients in slow cooker. […]