Tortellini Alfredo with Steak and Sausage

Ingredients

• 3 red bell peppers
• 3 (16 ounce) packages refrigerated cheese tortellini
• 2 tablespoons olive oil
• 1 (12 ounce) package bulk Italian sausage
• 1 (8 ounce) beef short loin steak diced
• 3 tablespoons chopped fresh basil divided
• 3 teaspoons chopped fresh thyme divided
• 3 cups chopped spinach
• 2 cups sliced fresh mushrooms
• 2 cloves garlic minced divided
• ¼ cup butter
• 1 (3 ounce) package cream cheese softened
• 2 cups 2% milk
• 1 (6 ounce) package grated Parmesan cheese
• salt and ground black pepper to taste