Eggs Benedict with Pancetta and Cheese Sauce

• 12 thin slices mild pancetta
• 6 eggs 

• 1 tablespoon (15 ml) white vinegar
• 6 slices ham
• 6 slices tomato 

• 2 cups (500 ml) arugula
• 3 English muffins, homemade or store-bought, cut in half and toasted 

• Salt and pepper

Cheese Sauce

• 3 tablespoons (45 ml) butter
• 3 tablespoons (45 ml) unbleached all-purpose flour
• 1 cup (250 ml) chicken broth
• 1/4 cup (60 ml) white wine
• 150 g brie cheese, rind removed
• 2 egg yolks