You can make a vegan-friendly chagaccino by using plant-based milk, such as unsweetened soy, almond, rice, or cashew milk. Chaga mushrooms are naturally vegan-friendly, but if you buy a powdered product, you should read the ingredients to ensure they align with your dietary preferences. You can make a vegan-friendly chagaccino by using plant-based milk, such as unsweetened soy, almond, rice, or cashew milk. Chaga mushrooms are naturally vegan-friendly, but if you buy a powdered product, you should read the ingredients to ensure they align with your dietary preferences.