Tidal Creek Co-op, 5329 Oleander Drive in Wilmington, is offering the class “GRUB Daily Nourishment: Spreads & Dips,” 10 a.m. Saturday. You’ll learn how to mix up your own hearty snack or light meal with budget-friendly ingredients. It’s free for co-op owners and GRUB clients, $10 for others. Preregistration is not required, but space is limited and seating is first come, first serve.