French Onion Soup Grilled Cheese (Printable Version)

Caramelized onion and gruyère grilled cheese on hearty bread for comforting, French-inspired flavor.

# What You'll Need:

→ Fillings

01 - 1 large onion, caramelized
02 - 1/2 cup shredded Gruyère cheese

→ Bread & Butter

03 - 4 slices French bread or sourdough
04 - Butter, for grilling

# Directions:

01 - Arrange caramelized onions and Gruyère cheese evenly on two slices of bread, ensuring buttered sides are facing outward.
02 - Place the sandwiches in a preheated skillet over medium heat and cook until both sides are golden and the cheese is fully melted, about 4–5 minutes per side.

# Additional Tips::

01 -
  • Quick to make in under twenty minutes
  • Uses just a handful of simple ingredients
  • Pairs beautifully with tomato soup for a classic French bistro vibe
  • Easy to customize with herbs or mustard
02 -
  • High in protein and calcium from the gruyère cheese
  • Vegetarian friendly and can be made gluten free with the right bread
  • Caramelized onions can be made ahead to save time
03 -
  • Always let caramelized onions go slow and low for maximum flavor and natural sweetness
  • Butter all the way to the edge of each bread slice for the ultimate crunch If possible grate cheese fresh instead of buying pre shredded Gruyère since it will melt more smoothly