Thoroughly rinse and drain your white beans, then set aside to let them drain out some more.
Chop up red bell pepper, tomatoes, and cucumber into bite-sized chunks. Peel and slice your onion into either half-moon shapes or simply dice it.
Toss your beans and other vegetables into a bowl, season to taste, and garnish with your fresh parsley.
Combine all remaining ingredients to create the dressing and drizzle over your salad. Incorporate all components well. Then, give it another quick taste and adjust seasoning if necessary.