Heat the acai juice in a small saucepan, whisk in the mustard and raspberry jam, and heat until melted. Whisk the corn starch and vinegar together.
Bring mixture to a simmer and add the cornstarch/vinegar mixture. Simmer until thickened and add salt and pepper to taste. Add 1/2 cup water and whisk and let cool.
Refrigerate, if too thick add a little more water to the desired thickness.
Season the chicken breast and grill in a grill pan until cooked through.
Add the lettuce to an individual large bowl and top with the strawberries, blueberries, almonds, and Parmesan. Top with warm sliced chicken and drizzle with dressing.
Read more at http://www.allfreecopycatrecipes.com/Entree-Salads/Wendys-Copycat-Berry-Almond-Chicken-Salad#1RSlY3laR9trxMes.99