Chicken breast (boneless, skinless): 120g (4 oz), Beetroot: 50g (1/2 medium, grated), Feta cheese: 30g (1 oz, crumbled), Spinach: 30g (1 cup, fresh), Garlic: 3g (1 clove, minced), Lemon zest: 2g (1/2 tsp), Olive oil: 5ml (1 tsp), Dried oregano: 1g (1/4 tsp), Salt: 1g (pinch), Black pepper: 1g (pinch)