INGREDIENTS
•
1 (16-ounce) package rigatoni or penne pasta
•
1/4 cup butter
•
1 medium onion, chopped (about 1 cup)
•
3 garlic cloves, minced
•
1 pound collard greens, washed, drained, and chopped
•
1/4 cup all-purpose flour
•
1 1/2 cups milk
•
1 cup shredded mozzarella
•
1 cup ricotta cheese
•
2 teaspoons sugar
•
2 teaspoons salt
•
1/2 teaspoon freshly ground black pepper
•
1 teaspoon red pepper flakes
•
1/2 cup grated Parmesan cheese