Heat olive oil in a large pot over medium heat. Add chopped onion and garlic, sauté until softened.

Add ground beef to the pot, cook until browned. Drain excess fat.

Stir in kidney beans, diced tomatoes, chili powder, cumin, salt, and pepper. Simmer for 20 minutes, stirring occasionally.

Grill or boil hot dogs according to package instructions until heated through.

Place hot dogs in buns and top generously with chili sauce.

Sprinkle shredded cheese and chopped green onions on top before serving.