Easy Keto Microwave Lemon Mug Cake - DANNY'S DELIGHT

Ingredients

• 2 tbsp butter, melted, cooled
• 1 egg
• 1 tsp grated lemon rind
• 1/4 cup coconut flour
• 1 tbsp ground almonds
• 2 tsp xylitol
• 1/2 tsp baking powder
• 2 tbsp almond milk
• 1 tbsp lemon juice
• 2 tbsp Greek Yogurt, to serve