Hot Hungarian paprika adds a rich, robust flavor to this creamy chicken main-dish recipe.
Heat oil in a large skillet over medium-high heat. Add onion to skillet and cook for 4 minutes or until softened.
Add chicken to skillet. Cover and cook for 5 minutes. Stir in pepper, tomatoes and both paprikas. Reduce heat to low and simmer, covered, for 18 minutes.
In a small bowl, stir cornstarch, salt and black pepper into sour cream. Add sour cream mixture to pan and cook, uncovered, for 5 minutes or until sauce has thickened.