This vegan blueberry crumb cake recipe is perfect for those who follow a plant-based diet. The cake is made with almond milk, apple cider vinegar, and vegan butter, which gives it a moist and fluffy texture. The blueberry filling is made with fresh or frozen blueberries, lemon juice, and maple syrup, which gives it a tangy and sweet taste. The crumb topping is made with vegan butter, flour, and sugar, which gives it a crunchy texture. This recipe is easy to make and can be served warm or cold, with a dollop of vegan whipped cream or a scoop of dairy-free ice cream.