1
Preheat the oven to 350ºF. Spray the bottom and sides of a 9x13” baking pan.
2
In a large bowl, mix the chopped rhubarb with 1/4 cup of sugar, the lime juice, and zest.
3
Spread the rhubarb into the baking pan and roast in the oven for 15 minutes.
4
Pull out the pan and set on a trivet or hot pad. Sprinkle the rhubarb with the additional 3/4 cup sugar.
5
Next, sprinkle the jello evenly over the pan.
6
Then sprinkle on the cake mix evenly.
7
Pour 1 cup of cold water over the cake mix.
8
Thinly slice the butter and spread evenly across the cake.
9
Bake the cake for 40 minutes, or until the rhubarb is nice and bubbly and the cake is golden brown.
10
Serve warm with ice cream or whipped cream.
