The mix for the company's signature product continued to be produced at the company plant in Salt Lake City, available as 50 pound bags of dry ingredients or as frozen dough.

An alternative might be to bring frozen dough, which would would rise in flight before baking.

The frozen dough would "take up less room than the fully baked kind,"

Aluminum is in foods made with baking powder, like cakes and muffins, pancake and cake mixes, frozen dough and self-rising flour.

If using frozen dough, allow it to thaw in the refrigerator overnight before shaping.

Since 1994, frozen dough is also sold under the auspices of Cassano's Fresh Frozen Dough Company to other companies, such as caterers, at wholesale prices.

The French malls are full of hypermarkets selling baguettes made from factory-produced frozen dough for about half the four francs (77 cents) charged for a standard baguette at a bakery.

No frozen dough.

We use a frozen dough from Brooklyn, so it's almost like a New York bagel.

Some, like Flowers, have responded by diversifying into making frozen dough.