Red Onion Jam - to be made in advance

1. Heat small amount of oil and add onions until translucent
2. Add sugar and vinegar and reduce the heat to low, allow to cook for 1 hour until jam-like consistency

Tomato Vinaigrette (to be made in advance)

1. Heat small amount of oil in pan and cook tomatoes, garlic and shallots about 2 minutes
2. Add sherry vinegar and cook for approximately 5 minutes
3. Transfer to blender and slowly drizzle olive oil and season to taste

Prepare & Grill Burgers

1. Mix all ingredients well, shape into 2 even size patties set aside
2. Add cheese to melt
3. Lightly oil English muffins and grill to your liking
4. Place Red Onion Jam, seasoned tomato, shredded lettuce and Tomato Vinaigrette on bottom half of the English muffin. Add burger and top with other half of the English muffin