Knox
Knox Unflavored Gelatin — Knox Blox
Adapted from the original Knox Knox Unflavored Gelatin packaging. Back of the Bag is not affiliated with Knox.
"The jiggly, finger-food snack that won't melt."
Prep 10 min Cook 180 min 96 squares
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The Story
Introduced in the mid-1970s, Knox Blox was a strategic campaign to reposition unflavored gelatin as a kid-friendly snack base. By adding fruit juice or flavored gelatin to the structural Knox powder, the company created a firm, handheld treat that became a staple of American lunchboxes.
From the back of Knox Unflavored Gelatin — since 1975
Ingredients
- 4 envelopes Knox Unflavored Gelatin
- 3 packages (3 oz. each) flavored gelatin
- 4 cups boiling water
Directions
- 1
In a large bowl, combine the unflavored gelatin and the flavored gelatin.
- 2
Add boiling water and stir until the gelatin is completely dissolved.
- 3
Pour the mixture into a 13x9-inch baking pan.
- 4
Chill in the refrigerator until firm, at least 3 hours.
- 5
Cut into 1-inch squares to serve.