While it's a lighthearted and humorous question, the response should respect the comfort of all attendees at a cookout. Meals should aim to be delicious and enjoyable for everyone. That being said, there are several foods known for causing gas, such as beans, lentils, broccoli, cabbage, onions, and carbonated drinks. Here's a recipe that naturally includes these ingredients:

3-Bean Salad

Ingredients:

• 1 can chickpeas (15 ounces, rinsed and drained)
• 1 can kidney beans (15 ounces, rinsed and drained)
• 1 can black beans (15 ounces, rinsed and drained)
• 1 red bell pepper (chopped)
• 1 small red onion (diced)
• 2 stalks celery (diced)
• 1 cup parsley (chopped)

For the Dressing:

• 1/3 cup apple cider vinegar
• 1/4 cup granulated sugar
• 1/4 cup olive oil
• 1 1/2 teaspoons salt
• 1/4 teaspoon black pepper

Instructions:

1. In a large bowl, combine the chickpeas, kidney beans, black beans, bell pepper, onion, celery, and parsley.
2. For the dressing, whisk together the apple cider vinegar, sugar, olive oil, salt and black pepper until the sugar is completely dissolved.
3. Pour the dressing over the salad ingredients and gently mix until they're all coated.
4. Cover and chill for at least two hours (or overnight) to let the flavors meld. Stir before serving.

It's worth noting that while these ingredients may contribute to episodes of flatulence in some individuals, everyone's digestive system reacts differently. The best approach is to provide balanced and well-cooked meals without focusing on possible uncomfortable side effects.