"Instant Pot Creamy Shells and Beef is an easy one pot dinner made entirely in the pressure cooker. It's like homemade hamburger helper, with ground beef and pasta in a tomato cream sauce and very kid friendly!..."
INGREDIENTS
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1 tablespoon olive oil
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1 small yellow onion, chopped
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1 pound lean ground beef
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1 teaspoon sea salt
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1/2 teaspoon ground black pepper
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1 tablespoon italian seasoning
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1 teaspoon garlic powder
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1 1-pound box medium shell pasta
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1 24-ounce jar marinara sauce
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3 cups water
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1 1/2 cups heavy cream
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1 cup shredded Parmesan cheese