01 - Heat olive oil in a large pot over medium heat. Sauté the onion until softened, about 3 minutes. Add garlic and cook for 1 minute until fragrant.
02 - Add ground beef to the pot, breaking it up with a spoon. Cook until browned, about 5 minutes. Drain excess fat if needed.
03 - Stir in crushed tomatoes, kidney beans, tomato paste, chili powder, cumin, smoked paprika, salt, and black pepper. Simmer uncovered for 20 minutes, stirring occasionally. Taste and adjust seasoning as needed.
04 - While chili simmers, grill or pan-cook the beef franks according to package directions until heated through and lightly browned.
05 - Briefly warm the hot dog buns on the grill or in the oven until toasted.
06 - Arrange bowls of cheddar cheese, red onions, jalapeños, scallions, sour cream, diced tomatoes, mustard, ketchup, and relish for self-service.
07 - Place a beef frank in each warmed bun, top generously with chili, and invite guests to add their preferred toppings.