Objective: how to make a breakfast egg salad

Which of the following solutions is more sound in terms of naive physics reasoning?

Choices: I. Mash 1 hard-boiled egg with 1 tablespoon mayonnaise and 1 teaspoon dijon mustard. Spread on a toasted split onion roll and top with 2 slices each tomato and cooked bacon.. II. Mash 1 hard-boiled egg with 1 tablespoon mayonnaise and 1 teaspoon dijon mustard. Spread on a toasted split kitchenaid stand mixer and top with 2 slices each tomato and cooked bacon..
I.