Root Vegetable Gratin

Ingredients

• 100 g butter
• 2 None onions, peeled and chopped
• 600 g carrots, peeled and diced
• 600 g parsnips, peeled and diced
• 3 None leeks, washed well and cut into 1cm strips
• 150 ml semi-skimmed milk
• 50 g plain flour
• 2-3 tbsp chopped parsley
• 100 g breadcrumbs
• 100 g cheddar cheese, grated
• 50 g blanched almonds, coarsely chopped
• 25 g cashews, coarsely chopped
• 1 tbsp sesame seeds