Chicken Goulash with Biscuit Dumplings

Name: Chicken Goulash with Biscuit Dumplings
Ingredients: 2 Pounds skinless, boneless chicken thighs, cut into 2-inch pieces; Salt and freshly ground pepper, to taste; 1 1/2 Cup all-purpose flour, plus more for dusting; 5 Tablespoons cold unsalted butter, cut into tablespoons; 2 Tablespoons extra-virgin olive oil; 2 Teaspoons baking powder; 2 1/2 Cups chicken stock or low-sodium broth; 1 Cup sour cream; 1 large white onion, finely chopped; 1 red bell pepper, finely diced; 2 cloves garlic, minced; 2 Tablespoons hot Hungarian paprika; 3/4 Teaspoons caraway seeds; 1 Teaspoon thyme leaves