private void изменитьToolStripMenuItem_Click(object sender, EventArgs e)
        {
            var toEdit            = dataGridView1.SelectedRows[0].DataBoundItem as Recipe;
            New_recipe_window win = new New_recipe_window(toEdit);

            win.ShowDialog();
        }
        private void new_recipe_button_Click(object sender, EventArgs e)
        {
            ////добавление рецепта
            New_recipe_window new_rec = new New_recipe_window();

            new_rec.ShowDialog();
        }
        private void просмотретьToolStripMenuItem_Click(object sender, EventArgs e)
        {
            New_recipe_window win = new New_recipe_window();

            win.ShowDialog();
        }