1 bag of green beans
Olive oil to coat
1-2 tbsp mustard
1-2 tbsp maple syrup
1 tbsp vinegar
Salt and pepper to taste
Optional: thinly sliced beets (add at the beginning), your favorite nut or seed (add at the second baking)

Preheat oven to 425.

Mix olive oil, mustard, maple syrup, vinegar, and salt and pepper in a bowl. Add beans to bowl and coat evenly. Spread beans in a single layer on a baking sheet. Bake 10 minutes. Remove from oven, stir. Put sheet back and bake a further 5-10 minutes. Remove from oven and enjoy!