Nibblous | shrink-proof sirloin

Ingredients

• 1 sirloin of beef
• 3 large cloves of garlic, crushed and chopped
• 2 medium onions, sliced
• 2 tins chopped tomatoes
• 1 tin of butter-beans
• Mixture of fresh vegetables as liked, chunked or sliced (we used 1 aubergine, 2 courgettes, 8-10 mushrooms) (fennel, peppers also good but you could use any veg you like of course)
• Seasoning (dried herbs, black pepper)