In a skillet, melt the butter, add the onion and cook slightly. Add the biscuit mix and stir until well blended. Combine remaining ingredients except shrimp and add to stoneware along with onion mixture. Cook on Low for 7 to 9 hours.
Cut each thigh in half. Remove bone. Sprinkle with salt and pepper. Place in slow cooker. Combine enchilada sauce, tomato paste and water. Spread mixture on top of thighs. Cover pot. Set on low and cook until tender or 6 hours. Turn control to high, add cheese and stir until cheese melts. Place in shallow casserole to serve. Spoon on sour cream. Sprinkle on green onions and garnish with sliced ripe olives.
Place the chicken in the stoneware.
Season with salt, pepper, paprika and garlic.
Mix tomato paste and beer together and pour over chicken.
Cover; cook on Low 8 to 10 hours or on High 4 to 5 hours.
Serve with rice.