Standing Rib Roast of Pork with Radicchio

Ingredients

• 2 tsp fennel seeds
• 1 pork rack (about 1.2kg with 5-6 ribs)
• 2 tbsp melted fat (see note)
• 80 ml maple syrup
• 60 ml (1/4 cup) lemon juice
• 2 garlic cloves, crushed
• 1 tsp chilli flakes
• 2 fennel bulbs, trimmed and quartered
• 1 large radicchio, quartered
• 1 apple (any variety), skin on, halved top to bottom