Formulation of Instan Powder from the Combination of Single-bulb Black Garlic (Allium sativum L.) and Rosella Flower (Hibiscus sabdariffa L.) with Foam Mat Drying Method: Formulasi Serbuk Instan Kombinasi Bawang Lanang Hitam (Allium sativum L.) dan Bunga Rosella (Hibiscus sabdariffa L.) dengan Metode Foam Mat Drying . Pharmasci. 2022;7(1):15-20. doi:10.53342/pharmasci.v7i1.273