public void setFridge(Set<Ingredient> ingredients) { db.delete(DBHelper.fridgeTableName, null, null); ContentValues cv = new ContentValues(); for (Ingredient ingredient : ingredients) { cv.put(DBHelper.ingredientIdColName, ingredient.getId()); cv.put(DBHelper.ingredientNameColName, ingredient.getName()); db.insert(DBHelper.fridgeTableName, null, cv); } }