Creamy Butternut Squash Butter Chicken

Name: Creamy Butternut Squash Butter Chicken
Prep time: 20 min
Cook time: 25 min
Total time: 45 min
Cuisine: American, Indian
Ingredients: 1 1/2 pounds boneless skinless chicken breasts/thighs, cut into bite-size chunks; 1/4 cup plain Greek yogurt; 2 teaspoons plus 1 tablespoon garam masala; 1 teaspoons paprika; 2 teaspoons cumin; 1 teaspoon turmeric; 1-2 teaspoons cayenne pepper, use to taste; kosher salt and black pepper; 2 tablespoons extra virgin olive oil; 4 tablespoons salted butter; 1 large yellow onion, chopped; 2 cups cubed butternut squash; 6 cloves garlic, chopped; 2 tablespoons fresh grated ginger; 1-2 teaspoons chili flakes, use to taste; 1 tablespoon tomato paste; 1 (14 ounce) can full-fat coconut milk; 1/2 cup fresh cilantro, roughly chopped