Cowboy Chicken Casserole Remake | Community Recipes | Nigella's Recipes | Nigella Lawson

Ingredients

• 6 chicken breasts (boneless, skinless )
• seasoning
• 2 tablespoons butter
• 2 tablespoons extra virgin olive oil
• 1 large finely diced onion
• 1 finely diced green bell pepper
• 1 finely diced jalapeno peppers
• 16 ounces sliced evenly button mushrooms
• kosher salt
• black pepper
• 5 cloves minced garlic
• 1 tablespoon finely chopped oregano
• 1 teaspoon cumin
• ½ teaspoon chilli pepper
• 4 tablespoons flour
• 1½ cups milk
• 1½ cups chicken broth
• millilitre crushed chips (multigrain)
• 3 cups shredded Cheddar cheese