Grilled Cheese Sandwiches

From Canadian Living.

• Ready In: 15 mins
• Serves: 4

Ingredients

• 8  slices  French bread or 8  slices  Italian bread
• 1⁄4 cup Dijon mustard
• 4  ounces  old cheddar cheese
• 4  slices sweet onions
• 3  tablespoons butter, softened

Directions

1. Spread 1 side of each slice of bread with mustard.
2. Using a cheese slicer, thinly slice cheese; arrange half on half of the bread slices.
3. Top with onion and remaining cheese.
4. Sandwich with remaining bread, mustard sidedown.
5. Spread butter over both sides of sandwich.
6. Place on greased grill over medium-low heat; close lid and grill, turning once, until golden and cheese is melted, about 10 minutes. Cut in half.