Bring a large pot of water to boil. Add a couple of pinches of salt, and add Angel Hair pasta. Stir frequently and cook for 6 to 8 min. until spaghetti is al dente.
Place garlic, white truffle, and pepper olive oil in a sauté pan over medium heat. Add diced onions and sauté for approximately 4 min.
Add peeled and deveined shrimp to the onions and cook approximately 5 min.
Add zucchini pepper and tomatoes and heat for 2 or 3 min.
Add marinara sauce and heat for an additional 3 to 4 min.
Thoroughly drained pasta in colander.
Placed pasta on the plate, pour the sauce mixture with the shrimp over the pasta and add grated Parmesan cheese to taste.