Vegan Veggie-Tofu Kebabs - Jazzy Vegetarian - Vegan and Delicious!

Ingredients

• 10 (ten to twelve-inch) bamboo skewers, soaked in water for 10 to 15 minutes, to prevent them from burning while cooking
• 12 mini sweet peppers (red, yellow and/or orange), seeded and cut in half, lengthwise
• 8 ounces white button or cremini mushrooms, halved
• 2 medium/small yellow summer squash, cut into thick slices
• 1 small zucchini, cut into thick slices
• ½ large sweet onion, cut into chunks (optional)
• 1 block (15 to 16 ounces) extra-firm regular tofu (refrigerated package or tub), drained very well and cut into 1½ -inch cubes (pressing first is not required, see note for substitutions)
• 1 cup prepared BBQ sauce (your favorite variety), plus more as needed