Escargot-stuffed marrowbone with red wine and onion jelly | Metro

Ingredients

• 8 marrowbones (halved lengthwise)
• 1 large red onion
• 50 g semi-salted butter
• 50 g brown sugar
• 200 mL red wine
• 1 box of snails (24-28 units)
• 1 clove garlic
• 1/2 bunch italian parsley
• 1 baguette
• salt and black pepper, coarse table salt to taste