Mandy’s Crockpot Beefy Cheesy Tortellini

1 lb browned ground beef
1-24 oz jar marinara sauce
1-9 oz package cheese tortellini
1 can Italian style diced tomatoes
garlic powder
shredded mozzarella and cheddar cheese

Brown ground beef in skillet. Combine ground beef, marinara sauce, tomatoes, and garlic powder to taste in your crockpot. Cook on low for 6 hours. Mix tortellini in with the sauce about 10-15 minutes before serving. Sprinkle with mozzarella and cheddar cheese on top.