Comforting Celery & Lentil Dish - Great for Veggie Leftovers - Yummy Gusto

Ingredients

• 1 tbsp butter
• 1 litre stock
• ½ head broccoli (or another veggie you like)
• Salt and pepper, adjust to taste
• 1 head celery, chopped into chunks
• 4 garlic cloves, peeled and chopped
• 1 tbsp olive oil
• 200 g red lentils (or a combo - see notes)
• 30 g finely grated hard cheese (or cheese rinds you have on hand)