French Onion Soup


4 Large Yellow Sweet Onions, peeled and sliced into half moon slices
2 Tbsp of Olive Oil
1 Tbsp of Unsalted Butter
1 Tbsp of Sugar
1 Tbsp of Fresh Thyme, chopped
½ cup of Sherry
4 cups of Beef Stock
1 cup of Grated Sharp Cheddar or Grated Swiss
4 Slices of Crusty Bread, cut into bite size chunks and toasted
Salt and pepper to taste