chicken with creamy mushroom garlic sauce

Ingredients

• 1 tablespoon butter
• 1/3 cup onions, finely chopped
• 1/3 cup red peppers, finely chopped
• 6 large mushrooms, sliced
• 3 large cloves garlic, pressed
• 2 large chicken breasts, cut into bite-sized cubes
• freshly ground black pepper, to taste (i always use mixed peppercorns)
• 1/2 package (4 oz.) light cream cheese, softened
• 1/2 cup light sour cream
• 1/2 cup greek yogurt
• 1 can (10.5 oz.) low-sodium cream of mushroom
• 1/4 cup dry white wine
• 1/2 teaspoon red chili flakes, or to taste
• 1/4 teaspoon cayenne pepper, or to taste
• 1 tablespoon mild paprika, or to taste
• 2 tablespoons fresh parsley, chopped
• 1/2 - 1 pounds linguine or spaghettini, cooked and drained
• 1/2 cup grana padano cheese, grated