Add Quaker® Oats to a container of your choice and pour in milk. Alternate between layers of yogurt, blackberries. Top with walnuts, chia seeds, and drizzle with honey. Refrigerate overnight and enjoy in the morning! Let steep for at least 8 hours in a refrigerator 40° F or colder. Best to eat within 24 hours. Top with additional blackberries and walnuts, if desired.