Cinnamon-Oat Waffles with Sweet Potato "Butter"

Ingredients (for 4 servings)

• 1 whole — sweet potato
• 0.25 cup — maple syrup
• 2 tbsp — plant milk
• 1 tsp — tahini
• 1 tsp — vanilla extract
• 2 whole — pinches of ground cinnamon
• 1 pinch — salt
• 0.75 cup — plant milk
• 0.25 cup — applesauce
• 0.25 cup — aquafaba
• 1 tbsp — apple cider vinegar
• 1.5 cup — oats
• 0.5 cup — unbleached all-purpose flour
• 0.25 cup — cane sugar
• 1.5 tsp — baking powder
• 0.5 tsp — sea salt
• 0.25 tsp — cinnamon
• 0 whole — berries
• 1 tbsp — avocado oil