Yellow Vegetable Saute

Ingredients

• 15 g butter
• 1 tablespoon oil
• 1 leek, trimmed cleaned and sliced
• 2 garlic cloves, sliced
• 125 g yellow beans, trimmed
• 1 yellow capsicum, seeded and thin sliced
• 4 yellow squash, sliced
• 2 roma tomatoes, chopped
• 1 tablespoon balsamic vinegar