Beef and beetroot casserole with Blue Cheese | Castello®️

Ingredients

• 1 - 2 tbsp sunflower oil
• 1 medium red onion – peeled and sliced
• 2 cups stewing or braising steaks - cubed
• 2 - 3 fresh beetroots – peeled and cut into dice
• 2¼ cups good beef stock or vegetable stock
• 1 pack Castello® Traditional danish blue cheese
• 1 tbsp creamed horseradish
• 1 small french baguette
• a little oil for brushing