Warming French Onion Soup | One Stop

Ingredients

• 25g butter
• 1 tbsp vegetable oil
• 750g onions, thinly sliced
• pinch of salt
• 2 garlic cloves, thinly sliced
• 2 tsp plain flour
• 100ml dry white wine (optional)
• 2 reduced salt beef stock cubes (or vegetable stock cubes)
• 1-2 sprigs fresh cut thyme, plus extra to serve
• 8 thin slices baguette, or similar crusty bread
• 125g Gruyère cheese, grated