Add yogurt to a bowl; add the ground cumin and salt; mix until smooth.
Add cucumber to the mixture and mix well.
Add freshly squeezed lime juice and mix.
Transfer to a serving bowl and garnish with a sprinkle of chili powder.
Serving Size 1 (3.5 oz)
* Percent Daily Values are based on a 2,000 calorie diet. Your daily value may be higher or lower depending on your calorie needs.