I Am Looking For ;the Best Food Fro Type 2

I am looking for ;the best food fro type 2 diabetes because my blood sugar always have spike in it like right my blood sugar is at 15 and I am eating broccolis cabbage bitter melon carrots and drinking bitter mauby bark and drinking cinnamon in warm water . At present I am trying to bring it down with low carbs food and exercise with out the medication. Would appreciate any suggestions about my food choice Thank you eve