Belgian Classics (1):Flemish beef stew • Leeks and High Heels

Ingredients

• 600 gr beef , chopped in 4 cm chunks
• 1 onion, roughly diced
• 1 slice bread
• 1 tablespoon mustard
• 2 tablespoons butter, unsalted
• 2 tablespoons flour
• 1 (33cl) bottle brown beer
• 100 ml beef stock (+extra)
• 1 tablespoon red current jelly or brown sugar
• 1 teaspoon nutmeg
• 2 bae leaves
• a sprig fresh thyme and rosemary
• salt and pepper