In a pot, boil some water with salt then cook your spaghetti for about 8-10 mins
Meanwhile, in a pan, on medium heat, add the olive oil, the shrimps, the salt and pepper then cook the shrimps from both sides for about 2-3 mins (each side)
Once cooked, remove the shrimps from the pan and save them aside
In the same pan, on medium heat, cook the sliced onion and the garlic for about 1 -2 mins, add the lemon juice, the cream and the paprika
Mix your sauce with your cooked spaghetti, add the shrimps and enjoy your meal!