Bring a medium pan of water to the boil. Snap the ends off the snap and snow peas. Add the snap peas to the boiling water and time 30 seconds; add the snow peas and time 1 minute. Drain and rinse with cold water to stop the cooking completely. Pat dry with paper towels. In a medium skillet heat the margarine and olive oil over medium heat. Add the garlic and saute 1 minute. Add the tumeric and lemon juice; swirl to incorporate. Add the peas, mint, salt and pepper. Stir for about 2 minutes to heat the peas through. Serve immedietely.