Preheat oven to 350°F. Grease an 8” x 8” baking dish with non-stick cooking spray. Line baking dish with parchment paper sling, pushing parchment into corners and up sides of dish.
Bring jam, peanut butter and Splenda Magic Baker Sweetener to simmer in small saucepan over medium heat. Cook, stirring constantly until mixture thickens, about 5 minutes. Stir in oats and remove from heat.
Transfer oat mixture into prepared baking dish and press into an even layer. Press chopped peanuts into oat mixture. Bake until oats are light golden brown, about 15 to 20 minutes. Refrigerate for 30 minutes until chilled.
Remove oat mixture from pan using parchment paper sling. Slice into 15 equal squares. Serve immediately or store in an airtight container.