Grilled Steak Salad

Ingredients

• 200 grams steak (preferably ribeye or sirloin)
• 4 cups mixed greens (such as arugula, spinach, and lettuce)
• 1 carrot (julienned)
• 1/2 red bell pepper (thinly sliced)
• 1/2 cucumber (sliced)
• 1/4 cup red onion (thinly sliced)
• 1/4 cup feta cheese (crumbled)
• 2 tablespoons olive oil (for grilling and dressing)
• 1 tablespoon balsamic vinegar (for dressing)
• 1 teaspoon Dijon mustard (for dressing)
• to taste Salt and pepper (for seasoning)