For Hotdogs
- 4 hotdog buns
- 4 high-quality RSPCA Assured sausages
- 2 medium onions, thinly sliced
- 2 tablespoons organic butter
For Homemade Tomato Sauce
- 1 tablespoon olive oil
- 1 small onion, finely chopped
- 2 cloves garlic, minced
- 1 can crushed tomatoes
- 1 teaspoon sugar
- 1 teaspoon dried oregano