Crockpot Chicken Alfredo

2 lbs. Boneless, Skinless Chicken Thighs (cubed)
2 Onions (chopped)
4 Cloves Garlic (minced)
1 Red Bell Pepper (chopped)
16-oz Jar Four Cheese 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, garlic, and red bell pepper. Pour Alfredo sauce over. Cover crockpot and cook on low for 7-8 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.