Sourdough Buckwheat Pancakes

Ingredients (for 4 servings)

• 1 cup — buckwheat groats
• 1 tbsp — whey
• 1 whole — egg
• 2 whole — egg whites
• ½ cup — milk
• 1 tsp — vanilla extract
• ½ tsp — sea salt
• 1 tbsp — coconut oil or butter