Step 1

Preheat a grill pan or outdoor grill to medium heat.Brush the halloumi and avocado slices with olive oil

Step 2

Place the avocado and halloumi on the grill until char marks appear, about 2 to 3 minutes each side.Meanwhile make the dressing by combining all the ingredients in a small food processor and blending until smooth

Step 3

Add milk only if needed for consistency.In a medium skillet, melt the butter over medium heat

Step 4

Add the panko to the butter and cook, tossing often until browned, about 4-5 minutes.Place the arugula on a large platter

Step 5

Add the tomatoes and onions

Step 6

Sprinkle with the panko

Step 7

Layer on the avocado and halloumi then drizzle with dressing.