Pesto Chicken Casserole with Feta Cheese and Olives

Ingredients (9)

• ✓ ¾ pound skinless, boneless chicken thighs, cut into cubes
• + salt and ground black pepper to taste add to pantry
• ✓ salt and ground black pepper to taste
• ✓ 3 tablespoons butter, or as needed
• + 1 (8 ounce) package feta cheese, diced add to pantry
• + 8 tablespoons pitted Kalamata olives add to pantry
• + 1 clove garlic, minced add to pantry
• + 1 ⅔ cups heavy cream add to pantry
• + 1 (3.5 ounce) jar pesto add to pantry