Pesto Pasta with Mushrooms Onions and Red Bell Peppers Recipe

Ingredients

• 12 oz Pasta (spaghetti, penne, or fettuccine)
• 1 cup Pesto sauce
• 2 tablespoons Olive oil
• 1 medium White onion, thinly sliced
• 8 oz Mushrooms, sliced
• 1 large Red bell pepper, thinly sliced
• 3 cloves Garlic, minced
• 1 cup Parmesan cheese, grated
• 0.5 teaspoons Salt
• 0.25 teaspoons Black pepper, freshly ground
• 0.25 teaspoons Red pepper flakes (optional)
• 2 tablespoons Fresh basil leaves (optional, for garnish)