| • | Cut all the vegetables into slices.
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| • | Brush olive oil on sliced vegetables and slices of Portobello mushrooms.
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| • | Season the vegetables with salt and pepper.
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| • | Cook the vegetables in griller till they turn soft.
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| • | Brush olive oil on bread slices and grill it.
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| • | Spread herbed mayonnaise on bread slices.
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| • | Top with 1 slice of vegetables and a quarter of mushroom.
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| • | Top with a slice of bread.
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| • | Grill it till the edges turns brown.
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| • | Serve hot with Tomato ketchup. |