1) Preheat the griddle to medium. Griddle the corn until lightly charred, about 2 minutes, turning frequently. Transfer the corn to a cutting board and use a serrated knife to remove the kernels. Set aside. 2) In a medium saute pan over medium- high heat, add the olive oil, then the red pepper and the red onion. Saute for 3 minutess, then add the vinegar, beans and corn and saute for 2 minutes. 3) Stir in the garlic and the mangetout and saute for 1 minute more. Remove from the heat to a serving bowl and season with salt and pepper, to taste. Serve warm or cold