Tarragon Meatloaf

Name: Tarragon Meatloaf
Ingredients: 1 pound ground beef; 3/4 pound ground pork; 1 teaspoon hot paprika; 2 teaspoons kosher salt; 1 teaspoon freshly ground black pepper; 3 small yellow onions, peeled and minced (should equal roughly 1 cup); 2 cloves garlic, peeled and minced; 1 cup bread crumbs; 2/3 cup ketchup; 1 cup sour cream; 1 small bunch flat-leaf parsley, stemmed, washed, dried and chopped, 1/4 cup total; 1 small bunch tarragon, stemmed, washed, dried and chopped, 1/4 cup total; 3 eggs, lightly beaten; 1 teaspoon vegetable oil; Additional ketchup for brushing, if desired