Butternut Squash Mac and Cheese

1 roasted butternut squash
1 box elbow pasta
2 Tbsp butter
1 cup sharp cheddar cheese + 1/2 cup to top casserole
1/3 cup cream
2 chipotle peppers and sauce
salt and pepper to taste

Blend all but pasta in food processor. Once blended, mix with cooked pasta, pour into prepared dish and finish with 1/2 cup of cheese. Cover and bake at 350 degrees for 30-45 minutes or until bubbling.