Mix ground beef, quick oats, onion, milk, eggs, 1/4 cup ketchup, parsley, garlic, salt, basil, and black pepper together in a large bowl until thoroughly combined; pat the mixture into a 9x5-inch loaf pan. Bake meatloaf in the preheated oven until firm and no longer pink inside, 1 to 1 1/4 hours.

Take a look at 20 American foods that might seem strange in other parts of the world. Peanut butter and jelly sandwich. Chicken-fried steak. Sweet potato casserole. Ambrosia salad.

Many quintessential American dishes are unique takes on food originally from other culinary traditions, including pizza, hot dogs, and Tex-Mex. Regional highlights include a range of fish dishes in the coastal states, gumbo, and cheesesteak.

From 'bacon-egg-cheese' bagels to creamy clam chowders and addictive apple pies, there are dishes in the mouths (and hearts) of all Americans that simply don't get tastier anywhere else.