static RecipeFactory()
{
Recipe granolarBar = new Recipe(1, "Granola bar");
granolarBar.AddIngredients(3001, 1);
granolarBar.AddIngredients(3002, 1);
granolarBar.AddIngredients(3003, 1);
granolarBar.AddOutputItems(2001, 1);
_recipes.Add(granolarBar);
}