public Orden(Receta rec, int cant)
 {
     OrdenEliminada = false;
     NombreReceta   = rec.Nombre;
     Id_Receta      = rec.Id;
     Cantidad       = cant;
     Formula        = GetFormula(rec);
     CostoMP        = rec.CostoTotalIngredientes;
     CostoIndirecto = rec.CostoIndirecto;
     Ganancia       = rec.Utilidad;
 }
        private string GetFormula(Receta rec)
        {
            string formula = "";

            foreach (var ing in rec.Ingredientes)
            {
                string terna = "(" + ing.MPAbreviatura + " - " + ing.Cantidad + " - " + ing.MPPrecio + ");";
                formula += terna;
            }

            return(formula);
        }