Prep the ingredients per the instructions above.
Mix the water, lemon, and sugar together. Add sugar to taste for a hint of sweetness. Refrigerate until ready to serve.
Preheat the oven to 375°F (190°C). Drizzle the chicken with oil and season both sides with salt and pepper. Heat a grill pan on medium heat. Grill nicely, marking on both sides. Then transfer the pan to the oven and cook to an internal temperature of 160°F (71°C) using a thermometer. Set aside to rest for 5 minutes. Then dice into small bite-sized pieces.
In a bowl, whisk together all of the ingredients for the dressing and set aside until ready to use.
Toast the bread.
Lay down the spring mix; top with chicken, berries, almonds, sunflower seeds, cucumber, onion, carrots, and goat cheese. Whisk the dressing and drizzle over the top.
Serve the salad with bread and lemon water.