In a skillet over med heat, add in the olive oil and cubed chicken and season with 1/2 tsp each (garlic powder, onion powder, paprika) and a dash of salt and pepper.
Add the cooked chicken as the base layer.
In a small bowl, mix the cram of mushroom soup and sour cream and pour over the chicken.
Add the crushed Ritz over the top and drizzle the melted butter over it.