Healthy Tuna Patties with Beetroot Relish (AIP, Paleo, Whole30)

Ingredients

• 100 g kale (3 oz., leaves removed from the stem)
• 250 g tuna (1/2 lb., tinned, other fish works too)
• A handful of fresh dill
• 2 spring onions/scallions (roughly diced)
• 1 small clove of garlic
• Zest of ½ lemon
• 2 tablespoons lemon juice
• ¼ cup tapioca flour (or cassava flour)
• Pinch salt
• Coconut oil for cooking
• 2-3 medium beetroots (cooked)
• 1/3 small onion (red/Spanish, roughly diced)
• 1 1/2 tablespoons apple cider vinegar
• 3 tablespoons olive oil
• Generous pinch of salt
• 1 teaspoon grated horseradish or wasabi