Combine eggs, melted butter, water, and peanut butter until nice and mixed up.
Spray baking dish and pour the thick batter into it, smoothing it out.
Bake in a 350°F oven for about 35 minutes.
After baking, let the cake relax for a couple minutes and then poke holes in it.
Pour melted strawberry jelly over the top, trying to get it in the holes.
Spread Cool Whip over the cake and drizzle additional jelly on top if desired.