You can't really go too wrong with the proportions (and there's no such thing as too much butter when it comes to corn), but ...

Stir until the marshmallows are fully coated with the peanut butter mixture. Spread the mixture in the pan evenly. Sprinkle the top with candy corn and 1/2 cup of peanuts. Chill the bars for 2 ...

then add butter and melt. Add onion, bell pepper, celery, garlic, salt and pepper. Cook, stirring occasionally, until softened, 6 to 8 minutes. Add corn and cook until bright yellow in color ...