Caramelized Onion Soup with sprinkles

50 g butter 6 large Spanish onions , thinly sliced 2 tablespoons caster sugar 4 garlic cloves , crushed 300 ml dry white wine 1 1/4 liters hot chicken stock 2[...]

4 lbs onions , peeled and sliced 2 tablespoons unsalted butter , melted 2 tablespoons extra virgin olive oil 1 1/2 teaspoons kosher salt 2 tablespoons[...]

1 tablespoon olive oil 8 cups sliced yellow onions (about 2 lbs) 5 cups sliced shiitake mushroom caps (about 10 oz whole mushrooms) 4 garlic cloves , minced 2[...]