How to Use Essential Oils: Cassia February 16, 2023Better Living, Did You Know, Essential Oil InformationAid Digestion, Cassia, Did you know guy, health, Immune support, Seasonal diffuser blends, The did you know guy, used in cookinglfish64 Soaking cut up apples in water then adding one drop of cassia and one drop lemon essential oil. Let them soak for 5 minutes, then drain off water. This makes a great snack.