Add delete Ingredient method

WEB-INF/src/DAO/IngredientDAO.java

@@ -86,6 +86,13 @@ public class IngredientDAO {
         return ingredient;
     }
 
-    public void deleteIngredient(int id) {
+    public void deleteIngredient(int id) throws SQLException {
+        String deleteQuery = "DELETE FROM ingredients WHERE id = ?";
+        try (Connection connection = DriverManager.getConnection(url, user, password);
+             PreparedStatement statement = connection.prepareStatement(deleteQuery)) {
+            statement.setInt(1, id);
+            statement.executeUpdate();
+        }
     }
+
 }