- Portion size 6 servings
MethodIn large pot of boiling salted water, cook macaroni according to package instructions or until tender but firm to bite. Drain and return to pot.
Meanwhile, in saucepan, melt butter over medium heat; cook onion until softened, about 5 minutes. Add flour, salt and pepper; cook, stirring, for 1 minute. Gradually whisk in milk; cook, whisking, for about 8 minutes or until thickened enough to coat back of spoon. Stir in ricotta and the Parmesan cheese just until melted. Add to macaroni along with spinach and red peppers; stir just until combined. Scrape into greased 8-inch (2 L) square glass baking dish.
Topping: Combine bread crumbs with Parmesan cheese; sprinkle over macaroni. Bake, uncovered, in 350º F (180º C) oven for about 30 minutes or until bubbly.