No, they are not.
Blintz
because its a nice snack
cheetos are made of bone marrow mixed with corn products
Joe
There are plenty of snack trays, but consider getting one made of metal so it won't break if dropped.
The Slim Jim jerky snack was originally designed to be made of dried beef. Now it contains "mechanically separated" chicken and dried sausage and spices.
Pirate booty is a name for a popular snack. Pirate's booty is a rice and corn snack. Pirate booty is made mostly of cheese and natural ingredients. This is a great snack for many cheese lovers.
Kurdai is a delicious snack akin to papads, but made from Wheat.
Goo Goo Clusters are made in Tennessee.
Spam musubi is a popular Hawaiian snack that is made up of Spam on top of a block of rice and wrapped together with nori dried seaweed. One can find more information on this snack through it's Wikipedia entry.
No. Snack can be a noun or a verb. But the noun is used as a noun adjunct with other nouns, as in snack time, snack tray, or snack food.