My Big Fat Greek Salad

Ingredients

• 1 hothouse cucumber, unpeeled and sliced
• 1 pint cherry or grape tomatoes, halved
• 1/2 pound feta cheese, cut in large chunks
• 1/2 cup calamata olives, pitted
• 5 oz Spinach
• 1 tsp dried oregano
• 1/2 tsp Dijon mustard
• 1/4 cup red wine vinegar
• 1 shallot, minced
• 1 tsp kosher salt
• 1/2 tsp freshly ground black pepper
• 1/2 cup olive oil (I like this one)