Intense Flavour - Authentic Portuguese & European Recipes

Ingredients

• 600 g (21 oz) of onions, sliced into half-moons
• 75 g (2.6 oz) of butter
• 1 tablespoon of sugar
• 50 g (1.7 oz) of plain wheat flour
• 60 ml (2 fl oz) of white Port wine
• 1600 ml (54 fl oz) of beef broth (1600 ml hot water + 2 beef broth cubes)
• 8 small slices of bread
• Olive oil, as needed
• Oregano, as needed
• 200 g (7 oz) of grated Gruyère cheese
• Salt, to taste
• Pepper, to taste
• Nutmeg, to taste