Remove the shells and veins from the shrimp and wash them thoroughly.
Finely chop the onion and garlic.
Add olive oil to a pan and sauté the garlic and onion.
Add the shrimp and cook until the surface turns pink.
Add low-carb tomato sauce and mix well.
Pour in the heavy cream and simmer over medium-low heat, stirring well.
Season with Parmesan cheese, salt, and pepper.
Plate the finished rose sauce shrimp.