Directions

1. Place all mayonnaise ingredients in NuWave Twister, or small food processor, and pulse until fully incorporated.
2. Transfer mayonnaise to small bowl and refrigerate until ready to use.
3. In large bowl, combine beef, sausage, garlic and pecans. Mix thoroughly.
4. Shape beef mixture into 4 (½-inch) patties, set aside.
5. Add olive oil to medium skillet, or grill, and heat on Medium-High (375°F).
6. Mix together onions, olive oil, garlic and brown sugar and toss until thoroughly mixed.
7. Add onions to skillet and cook for about 4 minutes, stirring often, until onions are golden.
8. Remove onions from pan, garnish with salt and pepper and set aside in covered dish.
9. Place Cast Iron Grill on PIC and brush with olive oil.
10. Grill buns on Medium-High (375°F), cut side down for about 2 minutes, until golden. Transfer buns to serving tray.
11. Add additional oil to grill and heat on Medium-High (375°F).
12. Season patties with salt and pepper and place on grill and cook for about 3-4 minutes per side for medium-rare.
13. Transfer cooked burgers to buns and repeat step 12 with remaining patties.
14. Place onions evenly on each burger and spread spicy mayonnaise onto each top bun.
15. Add any additional toppings and enjoy.