French Onion French Dip Sandwiches Recipe | Samsung Food App

Ingredients

• 1 long French baguette
• 1 and 1/2 pounds (340g) rare roast beef (thinly sliced )
• 3 Tablespoons (42g) unsalted butter
• 1 teaspoon fresh thyme leaves (finely chopped )
• 3 large yellow onions (peeled and thinly sliced )
• 1/2 teaspoon salt
• 1/2 teaspoon black pepper
• 1/4 teaspoon red pepper flakes
• 1/2 cup (113ml) cooking sherry
• 2 cups (454ml) beef stock
• 1/2 teaspoon cornstarch
• 1 teaspoon water
• 10 ounces Gruyere cheese (grated )