Low FODMAP Baked Macaroni and Cheese
Creamy, cheesy baked mac and cheese made low FODMAP with lactose-free milk and gluten-free pasta. Ultimate comfort food for the whole family.

Instructions
- 1
Preheat oven to 350°F (175°C). Grease a 9x13-inch baking dish.
- 2
Cook the macaroni according to package directions, undercooking by 1-2 minutes. Drain and set aside.
- 3
In the same pot, whisk together cornstarch, salt, dry mustard, and pepper.
- 4
Gradually add the lactose-free milk, whisking until smooth.
- 5
Place over medium heat and bring to a boil, stirring constantly until thickened, about 5 minutes.
- 6
Remove from heat and stir in the cheese and red pepper flakes until cheese is melted.
- 7
Add the cooked pasta and stir to combine.
- 8
Transfer to the prepared baking dish.
- 9
Top with breadcrumbs and paprika.
- 10
Bake for 25 minutes or until bubbling and lightly browned on top.
- 11
Let cool 5-10 minutes before serving.
FODMAP Notes
Uses lactose-free milk and aged Cheddar (which is naturally very low in lactose). Gluten-free pasta eliminates wheat-based fructans. One serving is low FODMAP. Avoid serving sizes larger than listed.
Tips
- 💡 Use a mix of cheeses - try adding Gruyere or Gouda for depth
- 💡 Make your own gluten-free breadcrumbs from GF bread
- 💡 Add cooked bacon bits for extra flavor
- 💡 For extra creaminess, stir in 2 oz cream cheese
Recipe Notes
This classic baked mac and cheese is the ultimate comfort food, now made safe for low FODMAP diets. The creamy cheese sauce coats every piece of pasta, and the crispy breadcrumb topping adds the perfect textural contrast.
Substitutions
- Cheese: Mix Cheddar with Gruyere, Parmesan, or Gouda
- Pasta: Any gluten-free pasta shape works (shells hold sauce well)
- Milk: Lactose-free cream for extra richness
Storage
- Refrigerator: Store covered for up to 4 days
- Freezer: Freeze individual portions for up to 2 months
- Reheating: Add a splash of milk before reheating to restore creaminess
FODMAP Stacking Note
This recipe serves 12, so portion control is important. One serving is low FODMAP. Avoid having more than one serving at a time.
Related Recipes
- Low FODMAP Pasta Carbonara
- Low FODMAP Tuna Macaroni and Cheese Bake
- Low FODMAP Lasagna