Creamy Chicken and Broccoli

Ingredients

• 1 pound boneless skinless chicken breasts, cut into 1-inch cubes
• 1 small onion, chopped
• 2 tablespoons butter
• 1 can (10-3/4 ounces) condensed cream of mushroom soup, undiluted
• 2/3 cup mayonnaise
• 1/2 cup sour cream
• 2 tablespoons white wine or chicken broth
• 1/8 teaspoon garlic powder
• Salt and pepper to taste
• 1 cup cubed fully cooked ham
• 4 cups frozen broccoli florets, thawed
• 3 bacon strips, cooked and crumbled
• Hot cooked pasta or rice
• 1 cup shredded Swiss cheese, optional