Step 4
Meanwhile, start filling: In a large pot over medium heat, melt butter. Add onions and carrots and cook until vegetables are beginning to soften about 10 minutes. Stir in garlic, then stir in flour and cook until the flour mixture is golden and beginning to bubble. Gradually whisk in chicken broth. Bring mixture to a boil and cook until thickened, about 5 minutes. Stir in heavy cream, cubed chicken, peas, parsley, and thyme. Season mixture with salt and pepper.