Crockpot Chicken Alfredo

1-1/2 lbs. boneless, skinless chicken thighs
1 onion, chopped
2 cloves garlic, minced
1 cup roasted red bell pepper strips
15-oz. jar alfredo sauce
4 cups frozen broccoli florets
9-oz. pkg. refrigerated fettuccine
1/4 cup grated Parmesan cheese

In 4 quart crockpot, place chicken, onions, and red bell pepper. Pour alfredo sauce over. Cover crockpot and cook on low for 5-6 hours. Thaw and drain broccoli and add to crockpot along with fettuccine. Stir, cover crockpot, and cook on high for 30-40 minutes, until broccoli is hot and fettuccine is tender. Sprinkle with cheese and serve. 6 servings