Southwest Spaghetti Squash Casserole

Diane Hopson Smith


Today was my first time trying spaghetti squash and I was not disappointed. This is a super tasty low calorie meal.

Hope you enjoy!

☆☆☆☆☆ 0 votes
20 Min
1 Hr 10 Min


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spaghetti squash, cooked and shredded
1 lb
extra lean ground beef (or ground chicken, turkey or pork)
1 small
onion, chopped
1 medium
bell pepper, chopped
3 tsp
garlic, minced
1/2 Tbsp
taco seasoning
salt and pepper to taste
1/4 tsp
red pepper flakes, optional
1/2 c
refried beans (i used fat free)
(14-oz) can black bean, drained and rinsed
(10-oz) can tomatoes with chili peppers (rotel) original, mild or hot
1 c
cheddar cheese, shredded
additional salt, pepper and taco seasoning for squash

How to Make Southwest Spaghetti Squash Casserole


  • 1Preheat oven to 375 degrees. Grease a 9x9" baking dish for the casserole. Use a different pan for baking the squash.
  • 2With sharp knife slice top out of squash. Stand squash flat on the cut side. Slice squash in half. NOTE: this squash was not easy to cut, pretty tough skin.
  • 3Scoop out the seed and membrane.
  • 4Brush inside of each half with oil; sprinkle with salt an pepper. Place cut sides down in baking pan.
  • 5Bake for about 40 minutes or until squash is fork tender.
  • 6Remove from oven; let cool for about 10 minutes or until cool enough to handle.
  • 7REDUCE oven heat to 350 degrees.
  • 8Using a fork, scrape out the spaghetti squash. Place in bottom of prepared baking dish. Sprinkle with salt and pepper and a small amount of the taco seasoning; toss. Spread squash evenly over bottom of baking dish.
  • 9In large skillet over medium heat, cook meat, onion, pepper, and garlic until meat is cooked. Add taco seasoning and add salt and pepper to taste. Add pepper flakes for a little more heat. Stir in refried beans and black beans. Remove from heat.
  • 10Layer beef mixture over squash.
  • 11Drain some of the liquid from Rotel tomatoes. Spread tomatoes evenly over top of meat layer using about 2 tbsp. of the liquid.
  • 12Bake for 40 minutes or until bubbly. Remove from oven; sprinkle cheese evenly over top. Return to oven and bake a few more minutes until cheese has melted.

Printable Recipe Card

About Southwest Spaghetti Squash Casserole

Course/Dish: Beef
Main Ingredient: Beef
Regional Style: Southwestern
Dietary Needs: Low Fat
Other Tag: Healthy

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