Banana Bread Overnight Oats

Ingredients

• 1 cup (90g) rolled oats
• 1 cup (240ml) almond milk, unsweetened
• ½ cup (112g) natural soy yogurt
• 2 tbsp. chia seeds
• 2 tbsp. maple syrup
• 1 tsp. vanilla extract
• 2 tsp. ground flax seeds
• 1 tsp. ground cinnamon
• 1 banana, mashed
• ¼ cup (30g) walnuts, chopped
• 1 banana, sliced, to garnish